Behind Closed Doors: The Top 10 Papal Conclaves | History Today
A brief history of Popes in the US - ABC News
Papal Primer: History's 10 Most Intriguing Popes | Live Science
As Biden meets with Pope Francis, a look back at the history of U.S. presidents and pontiffs - The Washington Post
Papal supremacy - Wikipedia
Who Was the Youngest Pope? Meet Pope Benedict IX
Claims the pope 'doesn't understand' America have a long history | Crux
Pope John Paul II: One of the Longest-Tenured Popes in History | Time
The 5 most outrageous popes in history | Guide
The crisis of modernity” through the eyes of eight popes – Catholic World Report
Pope Benedict XVI is Now the 4th Oldest Pope in Church History | Real Roman Catholic
A Brief History of Papal Resignations | Religion & Politics
List of popes - Wikipedia
Who Was the Youngest Pope? Meet Pope Benedict IX
The Pope: History & Timeline | Study.com
Pope Photos: See Every Papal Trip to the U.S. in History | Time
The 7 Greatest Popes in Catholic Church History -
Pope Francis: 'Pass down the history of our salvation' | Catholic News Agency
The 7 Most Infamous Popes | History Hit
Learn from history over nuclear threats, says Pope Francis - The Hindu
First in history' – Pope Francis to meet Russian Patriarch in Cuba | Catholic News Agency
Pope Francis: First Latin American pope in Catholic history - CSMonitor.com
